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From John Vines <vi...@apache.org>
Subject Re: Mapreduce output format killing tablet servers
Date Wed, 25 Jun 2014 18:36:44 GMT
That doesn't look like the tserver debug log, it looks like either the
monitor or master debug log.


On Wed, Jun 25, 2014 at 2:33 PM, Jacob Rust <jrust@clearedgeit.com> wrote:

> Accumulo version   1.5.1.2.1.2.1-471
> Hadoop version       2.4.0.2.1.2.1-471
> tserver debug log    http://pastebin.com/BHdTkxeK
>
> I what you mean about the memory. I am using the memory settings from the
> example files
> https://github.com/apache/accumulo/tree/master/conf/examples/512MB/standalone.
> I also ran into this problem using the 1GB example memory settings. Each
> node has 4GB RAM.
>
> Thanks
>
>
> On Wed, Jun 25, 2014 at 2:10 PM, Sean Busbey <busbey@cloudera.com> wrote:
>
>> What version of Accumulo?
>>
>> What version of Hadoop?
>>
>> What does your server memory and per-role allocation look like?
>>
>> Can you paste the tserver debug log?
>>
>>
>>
>> On Wed, Jun 25, 2014 at 1:01 PM, Jacob Rust <jrust@clearedgeit.com>
>> wrote:
>>
>>> I am trying to create an inverted text index for a table using accumulo
>>> input/output format in a java mapreduce program.  When the job reaches the
>>> reduce phase and creates the table / tries to write to it the tablet
>>> servers begin to die.
>>>
>>> Now when I do a start-all.sh the tablet servers start for about a minute
>>> and then die again. Any idea as to why the mapreduce job is killing the
>>> tablet servers and/or how to bring the tablet servers back up without
>>> failing?
>>>
>>> This is on a 12 node cluster with low quality hardware.
>>>
>>> The java code I am running is here http://pastebin.com/ti7Qz19m
>>>
>>>  The log files on each tablet server only display the startup
>>> information, no errors. The log files on the master server show these
>>> errors http://pastebin.com/LymiTfB7
>>>
>>>
>>>
>>>
>>> --
>>> Jacob Rust
>>> Software Intern
>>>
>>
>>
>>
>> --
>> Sean
>>
>
>
>
> --
> Jacob Rust
> Software Intern
>

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